AD7721
AD7721 is CMOS 16-Bit/ 468.75 kHz/ Sigma-Delta ADC manufactured by Analog Devices.
- Part of the AD7 comparator family.
- Part of the AD7 comparator family.
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Features
16-Bit Sigma-Delta ADC 468.75 kHz Output Word Rate (OWR) No Missing Codes Low-Pass Digital Filter High Speed Serial Interface Linear Phase 229.2 kHz Input Bandwidth Power Supplies: AVDD, DVDD: +5 V ؎ 5% Standby Mode (70 W) Parallel Mode (12-Bit/312.5 kHz OWR)
CMOS 16-Bit, 468.75 kHz, Sigma-Delta ADC AD7721
FUNCTIONAL BLOCK DIAGRAM
AGND DGND DGND DSUBST VIN1 VIN2 DVAL/SYNC CS RD WR DRDY SDATA/DB11 CONTROL LOGIC RFS/DB10 DB9 CLK AGND AVDD DVDD
12-BIT A/D CONVERTER ⌺-⌬ MODULATOR FIR FILTER REFIN
STBY/DB0 CAL/DB1 UNI/DB2
GENERAL DESCRIPTION
The AD7721 is a plete low power, 12-/16-bit, sigma-delta ADC. The part operates from a +5 V supply and accepts a differential...
